名词中文翻译
中文翻译：补充频道广播
同义词：
['supplementary channel', 'supplementary service']
例句：
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1.The company's supplementary channel provides additional information about the product.
该公司的补充频道提供了关于产品的额外信息。
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2.The supplementary service is designed to enhance the user experience.
补充服务旨在增强用户体验。
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3. The supplementary channel broadcasting helps to improve the quality of the audio signal.
补充频道广播有助于提高音频信号的质量。